142020112443 has 8 divisors (see below), whose sum is σ = 206574709056. Its totient is φ = 86072795400.

The previous prime is 142020112397. The next prime is 142020112463. The reversal of 142020112443 is 344211020241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 142020112443 - 2¹⁴ = 142020096059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142020112463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2151819853 + ... + 2151819918.

It is an arithmetic number, because the mean of its divisors is an integer number (25821838632).

Almost surely, 2^142020112443 is an apocalyptic number.

142020112443 is a deficient number, since it is larger than the sum of its proper divisors (64554596613).

142020112443 is a wasteful number, since it uses less digits than its factorization.

142020112443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303639785.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 142020112443 its reverse (344211020241), we get a palindrome (486231132684).

The spelling of 142020112443 in words is "one hundred forty-two billion, twenty million, one hundred twelve thousand, four hundred forty-three".